How much does a 5.00ct+ D IF lab grown oval diamond cost?

As of October 2026, 5.00ct+ D IF lab grown oval diamonds typically cost $12,766 NZD to $54,415 NZD, with a median price of $26,027 NZD. There are currently 122 diamonds matching this specification available across retailers.

Where can I find the best price on a D IF oval diamond?

About 36% of these diamonds are available at multiple retailers, with an average price spread of 90%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D IF Lab Grown Oval

Quick answer

As of October 2026, there are 122 lab grown oval diamonds with D colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $12,766 NZD to $54,415 NZD, with a median of $26,027 NZD. At least 45 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 90%. Half of all listings fall between $3,398 NZD and $8,012 NZD per carat. The same specification in natural form lists at a median of about $94,043 NZD per carat. Over the last 30 days the median price moved -13.4% and the number of listings moved +16.7%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Oval lab grown stones in the index: 453 USD per carat, -7.4% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

122

Lowest Price

$10,012 NZD

Highest Price

$142,201 NZD

Average Price

$30,640 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

36.3%

Price Spread

90.2%

30-Day Price Trend

-13.4%

30-Day Supply Change

+16.7%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$2,874/ct

10th Percentile

$1,496

Median

$2,874

90th Percentile

$5,919

Score Distribution

414 diamonds scored across 5 quality tiers

Exceptional

2 (0.5%)

Excellent

120 (29.0%)

Very Good

138 (33.3%)

Good

131 (31.6%)

Average

23 (5.6%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1